<template>
  <div class="son">
    <p>我是子组件</p>
    <button>点击我也执行绑定在div的回调</button>
  </div>
</template>

<script setup lang="ts">

</script>

<style scoped>
  .son {
    width: 400px;
    height: 200px;
    background: skyblue;
  }
</style>